CONSIDERATIONS OF SEED 



55 



ground, the scales are formed at longer intervals, and 

 there are correspondingly fewer places for the produc- 

 tion of tuber-bearing branches. Also, in the latter 



FIG. 12 — POTATO PLANTED FOUR INCHES DEEP 

 {Diagta m malic) 

 a — Ground level, b — Seed potato, c — Short sprout sent up before plant- 

 ing, which sent up two branches, d, e\ d being broken off, and e cutoff at/. 

 g — The tuber-bearing stem, or rhizome, which bears buds at h, and thickens 

 at the end to form a tuber, /, upon which eyes having buds, k, may be seen. 

 m is a tuber-bearing branch, or rhizome, which has not yet begun to form 

 a tuber, and r shows where the roots were broken off. Generally four roots 

 are sent out for each tuber-bearing branch. 



case, the leaf-bearing branches produced above ground 

 are weaker. The system is considered essential in 

 the island of Jersey and the early potato growing dis- 

 tri(5ls of the United Kingdom, and is pradliced to a 

 small extent for the second crop in the Southern States. 



